Finding the Third Proportional to 104,425.25 and 168,140

Step by Step Solution

1. Step 1: Write the proportion equation
   104,425.25 : 168,140 = 168,140 : x
2. Step 2: Convert to fraction form
   104,425.25/168,140 = 168,140/x
3. Step 3: Cross multiply
   104,425.25x = 168,140 × 168,140
4. Step 4: Simplify right side
   104,425.25x = 28,271,059,600
5. Step 5: Solve for x
   x = 28,271,059,600/104,425.25
6. Step 6: Final answer
   x = 270,730.11